Update tracing-opentelemetry requirement from 0.27 to 0.28

Updates the requirements on [tracing-opentelemetry](https://github.com/tokio-rs/tracing-opentelemetry) to permit the latest version.
- [Release notes](https://github.com/tokio-rs/tracing-opentelemetry/releases)
- [Changelog](https://github.com/tokio-rs/tracing-opentelemetry/blob/v0.1.x/CHANGELOG.md)
- [Commits](tokio-rs/tracing-opentelemetry@v0.27.0...v0.28.0)

---
updated-dependencies:
- dependency-name: tracing-opentelemetry
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.toml

@@ -20,7 +20,7 @@ sysinfo = "0.27"
 tracing-subscriber = { version = "0.3.18", features = ["env-filter"] }
 opentelemetry = "0.27"
 opentelemetry_sdk = "0.27"
-tracing-opentelemetry = "0.27"
+tracing-opentelemetry = "0.28"
 uuid = { version = "1.2", features = ["v4"] }
 chrono = "0.4"